Home / 40,079.08-55,310.06-22,174.44

Finding the Fourth Proportional to 40,079.08, 55,310.06 and 22,174.44

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Solution

The fourth proportional to 40,079.08, 55,310.06 and 22,174.44 is: 30,601.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,079.08 : 55,310.06 = 22,174.44 : x
  2. Step 2: Convert to fraction form
    40,079.08/55,310.06 = 22,174.44/x
  3. Step 3: Cross multiply
    40,079.08x = 55,310.06 × 22,174.44
  4. Step 4: Simplify right side
    40,079.08x = 1,226,469,606.87
  5. Step 5: Solve for x
    x = 1,226,469,606.87/40,079.08
  6. Step 6: Final answer
    x = 30,601.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.